geo part 4
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______________ means “mountain making”, particularly by the folding and thrusting of rock layers, often with accompanying magmatic activity.
Regional metamorphism, high-pressure and ultra-high-pressure metamorphism, and contact metamorphism around intruding plutons are found at ______________________
convergent plate margins/boundaries
Seafloor metamorphism and contact metamorphism around intruding plutons in the ocean crust are found at ____________________________.
divergent plate margins/boundaries
_______________________ are groupings of rocks of various mineral compositions formed under different grades of metamorphism from different parent rocks.
_______________________ are composed mainly of crystals that grow in equant (equi-
dimensional) shapes, such as cubes and spheres, rather than in platy or elongate shapes.
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